Author: CMOS Bulletin SCMO

Synoptic-scale weather patterns associated with extreme precipitation regimes during the eastern North American winter

Written on November 11, 2024.

– By Yeechian Low – Introduction and Motivation Figure 1: a): Map of eastern North America, depicted by the brown shading in the black box. b): Total precipitation (shaded, in mm) during...

Lessons learnt from Beyond the Horizon: a remotely operated field campaign

Written on November 11, 2024.

– By Muriel Dunn and Martin Ludvigsen – Figure 1: Field campaign took place in Mausund (blue start) while researchers and vehicle operators were participating from Trondheim (red star)....

Particulate Matter: A Milton Case Study

Written on October 6, 2024.

Introduction Particulate matter (PM), including PM1, PM2.5, and PM10, represents a risk to human health at elevated levels. Xu et al. suggest that PM concentrations can vary greatly due to meteorological...

The Billion Dollar Calgary Hailstorm of 13 June 2020, Part III: Hail Size and Weather Modification Aspects

Written on September 18, 2024.

– By Paul Joe – Abstract On 13 June 2020, a hailstorm caused $1.2B of damage in a 10-15 km2 area in northeast Calgary within a 20 minute period. A radar-based overview of the storm’s initiation,...

The Billion Dollar Calgary Hailstorm of 13 June 2020, Part II: Explosive Growth, Merging and the Meso-Front

Written on September 18, 2024.

– By Paul Joe, Ronald E. Stewart, and Sudesh Boodoo – Abstract An overview of the Calgary billion dollar hailstorm of 13 June 2020 was previously presented. This extreme storm was attributed...

The Billion Dollar Calgary Hailstorm of 13 June 2020, Part I: Overview

Written on September 18, 2024.

– By Paul Joe, Ronald E. Stewart, and Sudesh Boodoo – Abstract A radar analysis of the Calgary hailstorm of 13 June 2020 is presented. Insured damages in the City of Calgary were estimated...

CMOS Congress Outstanding Presentations

Written on August 26, 2024.

On June 3-6, 2024, the 58th annual Canadian Meteorological and Oceanographic Society Congress was held virtually with help from the Winnipeg Centre and the BC Interior-Yukon Centre. The theme of the...

Marine Magnetic Mapping in the Passamaquoddy Bay Seismic Subzone

Written on August 3, 2024.

– By John Evangelatos, Karl E. Butler, Jennifer Adam, William A. Morris – Figure 1. Map of the Passamaquoddy Bay (PB) region displaying epicentres of earthquakes with magnitudes above 2...

A Way Forward on the Climate Crisis

Written on May 14, 2024.

– By Geoff Strong and Richard van der Jagt – Time is short for gaining control over our climate before it hits a tipping point, after which we lose the opportunity to turn things around. ...